Brand x batteries have a mean life span of 102 hours, with a standard deviation of 6.8 hours. brand y batteries have a mean life span of 100 hours, with a standard deviation of 1.4 hours. complete each of the sentences.

about 68% of brand x’s batteries have a lifespan between and hours. about 68% of brand y’s batteries have a lifespan between and hours. the life span of brand ’s battery is more likely to be consistently close to the mean.

Which of the following is true about presentation methods for providing training? audiovisual techniques are most effective when they are used alone. mobile technologies include training methods such as on-the-job training, simulations, business games and case studies, behavior modeling, interactive video, and web-based training that require the trainee to be actively involved in learning. the typical users for teleconferencing include employees who are part of a workforce that spends most of its time traveling, visiting customers or various company locations and has limited time available to spend in traditional training activities. webcasting involves classroom instructions that are provided online through live broadcasts. classroom instruction is no longer a popular training method because of new technologies such as interactive video and computer-assisted instruction.

To assess the risk and return involved in a purchase decision, which practical questions should a potential buyer ask? select three options. what can go wrong? what are the alternatives? how will it affect my status in society? what is the likely return? is the risk worth the return?

Craig complained to his friend jess that a class was too hard and he believed that the teacher was not being fair with his grading standards. jess replied, "craig, you really have an attitude problem." what is the relationship between the manner that the term attitude is used in common conversation and the how it is defined in consumer behavior? there is no relationship. common usage is not the same as attitudes as seen by the researchers who study consumer behavior. the term attitude is widely used in popular culture in much the same way it is used in studying consumer behavior. they are different in that popular culture does not recognize that attitudes are temporary. otherwise the usage is the same. they are similar except that popular culture assumes that attitudes are related to beliefs, and research scientists have shown that there is no such relationship.